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Quick-change system for mower blades...........................9 Checking the mower blade bracket
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68987 9 5 Quick-change system for mower blades
To change the mower blades: –Remove the mounting lever(5) from the bracket. (Fig.67)
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–Insert the mounting lever(5) between the cutting disc(6) and the mower blade bracket(3). (Fig.68)
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NOTE!
Pull the mounting lever(5) outwards parallel to the axis of the cutting disc up to the stop.
(Fig.69)
–Clean the recess(8) in the skid. –Place the mower blade bracket(9) exactly over the recess(8) by turning the cutting disc. –Push the mounting lever (5) downwards. (Fig.70)
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DIRECT DISC 520
R h
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DIRECT DISC 620
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–Remove the mower blade(10). –Remove crop remnants and dirt from the area around the mower blade bracket. (Fig.71)
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–Check mower blade bracket(h) for wear –see Checking the mower blade bracket (mower blade quick-change system), page9.36. –Check cutting disc(S) or feed drum(F) for wear –see Checking the cutting discs, page9.41 or
Checking the feed drums, page9.43. (Fig.72)
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73 NOTE!
The mower blades for clockwise and anticlockwise rotating cutting discs are different. When fitting the mower blades, take the direction of rotation into account.
The arrow on the mower blade must correspond to the direction of rotation of the individual cutting disc.
(Fig.73,74)
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–Insert a new mower blade(10) with the sharp edge pointing downwards. Alternatively: –Check mower bladefor wear –see Checking the mower blades, page9.32. –Turn mower blade over if the second edge is unused and insert with the sharp edge pointing downwards. (Fig.75)
–Release the mounting lever (5).
DANGER!
Extreme risk of injury by mower blades becoming loose. –Ensure that the mower blades and blade mounting studs are fitted correctly.
The blade mounting stud(11) must fit snugly (see arrows) and lie straight in the locating hole of the cutting disc(6).
(Fig.76,77)
–Remove the mounting lever (5) from the cutting disc. (Fig.78)
